APA aipamena

Zachariah,K C. (1980). Demographic aspects of migration in west Africa. World Bank.

Chicago Style aipamena

Zachariah,K C. Demographic Aspects of Migration in West Africa. Washington: World Bank, 1980.

MLA aipamena

Zachariah,K C. Demographic Aspects of Migration in West Africa. World Bank, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.